1151454440010 has 128 divisors (see below), whose sum is σ = 3222432751104. Its totient is φ = 257896857600.

The previous prime is 1151454439987. The next prime is 1151454440077. The reversal of 1151454440010 is 100444541511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 1151454440010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1777534 + ... + 2337206.

It is an arithmetic number, because the mean of its divisors is an integer number (25175255868).

Almost surely, 2^{1151454440010} is an apocalyptic number.

1151454440010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151454440010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1611216375552).

1151454440010 is an abundant number, since it is smaller than the sum of its proper divisors (2070978311094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151454440010 is a wasteful number, since it uses less digits than its factorization.

1151454440010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559888.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 1151454440010 its reverse (100444541511), we get a palindrome (1251898981521).

The spelling of 1151454440010 in words is "one trillion, one hundred fifty-one billion, four hundred fifty-four million, four hundred forty thousand, ten".